Potosi Wisconsin Climate Data

Monthly Average Climate Data for Potosi Wisconsin

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January10.5 °F26.7 °F1.26 in.
February13.9 °F31.2 °F1.4 in.
March25.6 °F43.8 °F2.01 in.
April37.0 °F57.6 °F3.82 in.
May48.6 °F69.4 °F4.48 in.
June59.0 °F78.9 °F5.75 in.
July62.8 °F82.1 °F4.87 in.
August60.7 °F80.4 °F3.91 in.
September52.4 °F73.6 °F3.87 in.
October40.4 °F60.5 °F2.87 in.
November28.5 °F45.2 °F2.2 in.
December17.4 °F32.4 °F1.67 in.
Annual38.1 °F56.8 °F38.11 in.

Climate Data for Potosi Wisconsin

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 5a : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 5a : -20°F to -15°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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